All tools.
Every tool runs entirely in your browser. No account. No upload. No server call. Your data stays on your machine.
Privacy tools
7 toolsPassword Generator
Cryptographically random passwords with entropy readout. Nothing leaves your browser.
Passphrase Generator
Random word passphrases — strong enough to protect you, simple enough to remember.
Private Note
Encrypt text with a password using AES-256-GCM. Safe to paste anywhere — only the password unlocks it.
File Safe
Password-protect any file up to several gigabytes. Encrypted locally, downloaded to your device.
File Check
Verify a file's SHA-256 or SHA-512 fingerprint before running it. Catches tampering and corruption.
Image Metadata Stripper
Remove EXIF data — including GPS location — from photos before sharing.
Hash Text
Generate a SHA-256, SHA-512, or MD5 fingerprint for any text string. Instant, local, reversible-free.
Everyday utilities
4 toolsQR Code Maker
Styled QR codes for websites, Wi-Fi, contacts, and more. Export as PNG or SVG.
Base64 Encoder / Decoder
Encode text or files to Base64 and back. Standard or URL-safe variant. Nothing uploaded.
Link Inspector
Decode any URL, strip tracking parameters, and spot risk signals before you click.
Text Cleaner
Fix formatting, change case, strip HTML, find and replace — 20 operations, all local.
Developer tools
6 toolsCode Cleaner
Prettify or minify JavaScript, CSS, and HTML. Powered by Prettier, Terser, and CSSO — all self-hosted.
JWT Decoder
Inspect the header, claims, and expiry of any JSON Web Token. No secret needed — the payload is already readable.
Regex Tester
Live match highlighting, capture groups, named groups, and replace mode. No button press needed.
Timestamp Converter
Unix epoch to human-readable and back. Auto-detects seconds, milliseconds, and microseconds. Timezone-aware.
JSON Formatter
Validate, prettify, and minify JSON. Instant error reporting with line numbers, key sorting, and download.
Color Converter
HEX, RGB, HSL, and oklch — all live. Name CSS custom properties and build a session palette. Nothing uploaded.
Have a tool idea?
If it involves private work, sensitive text, or local convenience — it may belong here.